The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2014
Filed:
Jan. 31, 2011
Applicants:
Kenji Kawamura, Iwakuni, JP;
Namiyoshi Tanaka, Iwakuni, JP;
Hideo Muranaka, Iwakuni, JP;
Inventors:
Assignee:
Toyo Jidoki Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 7/07 (2006.01); F16K 23/00 (2006.01); F16K 31/128 (2006.01);
U.S. Cl.
CPC ...
Abstract
A filling channel opening and closing device, which is used in a liquid product filling apparatus, including an opening and closing control unit that includes a flexible tube and a chamber enclosing the flexible tube in a gastight manner, a gas supply and exhaust device that collapses and restores the flexible tube by supplying pressurized gas into the chamber and exhausting the gas from the chamber, and a control device that controls the timing of supply and exhaust of the gas of the gas supply and exhaust device.